American multi-purpose aerobatic training helicopterAmerican multi-purpose aerobatic training helicopter
American military transport helicopter ch-47 chinookAmerican military transport helicopter ch-47 Chinook
Photo of the us marine corps transport helicopter ch - 53dPhoto of the US Marine Corps transport helicopter CH - 53d
Canadian military transport helicopter ch-47f in flightCanadian military transport helicopter CH-47F in flight
Search and rescue flight of the yellow ch-149 aircraftSearch and rescue flight of the yellow CH-149 aircraft